CHEVROLET Engines & Components

Cylinder Heads, Magnum, Aluminum, Assembled, 113cc Chamber, 300cc Intake, Chevy, Pair

Part Number: AFR-3670

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/8/2025

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773505621

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Estimated Ship Date: Nov 13, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-445430C-3

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Estimated Ship Date: Nov 13, 2025 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445430C-2

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Estimated Ship Date: Nov 13, 2025 if ordered today

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350 1-PC REAR SEAL SUPERLIGHT

Part Number: SCA-435010L-3

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Estimated Ship Date: Nov 13, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-435028-3

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-445425-2

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Estimated Ship Date: Monday 9/8/2025

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4340 Forged Pro Series Lightweight

Part Number: SCA-445425C-2

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Estimated Ship Date: Monday 9/8/2025

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4340 Forged Superlight

Part Number: SCA-445415C-3

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Crankshaft, Forged 4340 Steel, Superlite, 4.25 in. Stroke, Chevy, 454, 2-Piece Seal, Will Internal Balance

Part Number: SCA-445425-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 13, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-445425C-3

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Engine Crankshaft, Chevy 4-454-4375-6385-2 454 Big Block Forged 4340 Steel

Part Number: SCA-445426-2

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Estimated Ship Date: Nov 13, 2025 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445426C-2

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Estimated Ship Date: Nov 13, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-445426C-3

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Estimated Ship Date: Nov 13, 2025 if ordered today

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454 2-PC REAR SEAL PROCOMP LIGHTWEIGHT

Part Number: SCA-445440-2

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Estimated Ship Date: Nov 13, 2025 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445405C-2

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4340 Forged Superlight

Part Number: SCA-445405C-3

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4340 Forged Pro Series Lightweight

Part Number: SCA-445415C-2

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454 2-PC REAR SEAL SUPERLIGHT

Part Number: SCA-445440-3

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4340 Forged Pro Series Lightweight

Part Number: SCA-445440C-2

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4340 Forged Superlight

Part Number: SCA-445440C-3

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4340 Forged Superlight

Part Number: SCA-435008-3

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-435010-3

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Estimated Ship Date: Nov 13, 2025 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773502021

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Estimated Ship Date: Nov 13, 2025 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773507620

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Estimated Ship Date: Nov 13, 2025 if ordered today

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